Linkage

Possibility of linkage among databases

Data quality

Entry errors if applicable

Survey errors.

Breaks

Breaks due to methodological changes in in 1988, 2000, and 2004.
In 1988, there were changes in the retrospective observation time. There were also breaks in 2000 and 2004 (changes in modes of observation).

Consistency of terminology or coding used during collection

Most concepts are consistent in time.

Data quality

Entry errors if applicable

Survey errors.

Breaks

Breaks due to methodological changes in in 1988, 2000, and 2004.
In 1988, there were changes in the retrospective observation time. There were also breaks in 2000 and 2004 (changes in modes of observation).

Consistency of terminology or coding used during collection

Most concepts are consistent in time.

Data quality

Entry errors if applicable

Survey errors.

Breaks

Breaks due to methodological changes in in 1988, 2000, and 2004.
In 1988, there were changes in the retrospective observation time. There were also breaks in 2000 and 2004 (changes in modes of observation).

Consistency of terminology or coding used during collection

Most concepts are consistent in time.

Data quality

Entry errors if applicable

Survey errors.

Breaks

Breaks due to methodological changes in in 1988, 2000, and 2004.
In 1988, there were changes in the retrospective observation time. There were also breaks in 2000 and 2004 (changes in modes of observation).

Consistency of terminology or coding used during collection

Most concepts are consistent in time.

Data quality

Entry errors if applicable

Survey errors.

Breaks

Breaks due to methodological changes in in 1988, 2000, and 2004.
In 1988, there were changes in the retrospective observation time. There were also breaks in 2000 and 2004 (changes in modes of observation).

Consistency of terminology or coding used during collection

Most concepts are consistent in time.

Data quality

Entry errors if applicable

Survey errors.

Breaks

Breaks due to methodological changes in in 1988, 2000, and 2004.
In 1988, there were changes in the retrospective observation time. There were also breaks in 2000 and 2004 (changes in modes of observation).

Consistency of terminology or coding used during collection

Most concepts are consistent in time.

Applicability

Strengths:
Longitudinal (panel data) and long time series data.
Weaknesses:
The survey has a relatively small number of respondents (4,000-5,000).

Applicability

Strengths:
Longitudinal (panel data) and long time series data.
Weaknesses:
The survey has a relatively small number of respondents (4,000-5,000).

Applicability

Strengths:
Longitudinal (panel data) and long time series data.
Weaknesses:
The survey has a relatively small number of respondents (4,000-5,000).

Applicability

Strengths:
Longitudinal (panel data) and long time series data.
Weaknesses:
The survey has a relatively small number of respondents (4,000-5,000).

Applicability

Strengths:
Longitudinal (panel data) and long time series data.
Weaknesses:
The survey has a relatively small number of respondents (4,000-5,000).

Applicability

Strengths:
Longitudinal (panel data) and long time series data.
Weaknesses:
The survey has a relatively small number of respondents (4,000-5,000).